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clean up logic functions code and help texts

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add IFTIME function (bug #4394, with mods)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@5836 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Kevin P. Fleming
2005-06-03 21:04:04 +00:00
parent a198e5af5a
commit b364c1b953
1 changed files with 102 additions and 59 deletions
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161
funcs/func_logic.c
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@@ -23,82 +23,114 @@
static char *builtin_function_isnull(struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len)
{
char *ret_true = "1", *ret_false = "0";
return data && *data ? ret_false : ret_true;
return data && *data ? "0" : "1";
}
static char *builtin_function_exists(struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len)
{
char *ret_true = "1", *ret_false = "0";
return data && *data ? "1" : "0";
}
return data && *data ? ret_true : ret_false;
static char *builtin_function_iftime(struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len)
{
struct ast_timing timing;
char *ret;
char *expr;
char *iftrue;
char *iffalse;
if (!(data = ast_strdupa(data))) {
ast_log(LOG_WARNING, "Memory Error!\n");
return NULL;
}
data = ast_strip_quoted(data, "\"", "\"");
expr = strsep(&data, "?");
iftrue = strsep(&data, ":");
iffalse = data;
if (!expr || ast_strlen_zero(expr) || !(iftrue || iffalse)) {
ast_log(LOG_WARNING, "Syntax IFTIME(<timespec>?[<true>][:<false>])\n");
return NULL;
}
if (!ast_build_timing(&timing, expr)) {
ast_log(LOG_WARNING, "Invalid Time Spec.\n");
return NULL;
}
if (iftrue)
iftrue = ast_strip_quoted(iftrue, "\"", "\"");
if (iffalse)
iffalse = ast_strip_quoted(iffalse, "\"", "\"");
if ((ret = ast_check_timing(&timing) ? iftrue : iffalse)) {
ast_copy_string(buf, ret, len);
ret = buf;
}
return ret;
}
static char *builtin_function_if(struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len)
{
char *ret = NULL;
char *mydata = NULL;
char *expr = NULL;
char *iftrue = NULL;
char *iffalse = NULL;
char *ret;
char *expr;
char *iftrue;
char *iffalse;
if((mydata = ast_strdupa(data))) {
expr = mydata;
if ((iftrue = strchr(mydata, '?'))) {
*iftrue = '\0';
iftrue++;
if ((iffalse = strchr(iftrue, ':'))) {
*iffalse = '\0';
iffalse++;
}
}
if (expr && iftrue) {
expr = ast_strip_quoted(expr, "\"", "\"");
iftrue = ast_strip_quoted(iftrue, "\"", "\"");
if (iffalse) {
iffalse = ast_strip_quoted(iffalse, "\"", "\"");
}
ret = ast_true(expr) ? iftrue : iffalse;
if (ret) {
ast_copy_string(buf, ret, len);
ret = buf;
}
} else {
ast_log(LOG_WARNING, "Syntax $(if <expr>?[<truecond>][:<falsecond>])\n");
ret = NULL;
}
} else {
if (!(data = ast_strdupa(data))) {
ast_log(LOG_WARNING, "Memory Error!\n");
ret = NULL;
return NULL;
}
data = ast_strip_quoted(data, "\"", "\"");
expr = strsep(&data, "?");
iftrue = strsep(&data, ":");
iffalse = data;
if (!expr || ast_strlen_zero(expr) || !(iftrue || iffalse)) {
ast_log(LOG_WARNING, "Syntax IF(<timespec>?[<true>][:<false>])\n");
return NULL;
}
if (iftrue)
iftrue = ast_strip_quoted(iftrue, "\"", "\"");
if (iffalse)
iffalse = ast_strip_quoted(iffalse, "\"", "\"");
if ((ret = ast_true(expr) ? iftrue : iffalse)) {
ast_copy_string(buf, ret, len);
ret = buf;
}
return ret;
}
static char *builtin_function_set(struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len)
{
char *ret = NULL, *varname, *val;
char *varname;
char *val;
if ((varname = ast_strdupa(data))) {
if ((val = strchr(varname, '='))) {
*val = '\0';
val++;
varname = ast_strip(varname);
val = ast_strip(val);
pbx_builtin_setvar_helper(chan, varname, val);
ast_copy_string(buf, val, len);
} else {
ast_log(LOG_WARNING, "Syntax Error!\n");
}
} else {
ast_log(LOG_WARNING, "Memory Error!\n");
}
if (!(data = ast_strdupa(data))) {
ast_log(LOG_WARNING, "Memory Error!\n");
return NULL;
}
return ret;
varname = strsep(&data, "=");
val = data;
if (!varname || ast_strlen_zero(varname) || !val) {
ast_log(LOG_WARNING, "Syntax SET(<varname>=[<value>])\n");
return NULL;
}
varname = ast_strip(varname);
val = ast_strip(val);
pbx_builtin_setvar_helper(chan, varname, val);
ast_copy_string(buf, val, len);
return buf;
}
#ifndef BUILTIN_FUNC
@@ -116,8 +148,8 @@ static
#endif
struct ast_custom_function set_function = {
.name = "SET",
.synopsis = "SET assigns a value to a function call.",
.syntax = "SET(<varname>=<value>)",
.synopsis = "SET assigns a value to a channel variable",
.syntax = "SET(<varname>=[<value>])",
.read = builtin_function_set,
};
@@ -137,6 +169,17 @@ static
struct ast_custom_function if_function = {
.name = "IF",
.synopsis = "Conditional: Returns the data following '?' if true else the data following ':'",
.syntax = "IF(<expr>?<true>:<false>)",
.syntax = "IF(<expr>?[<true>][:<false>])",
.read = builtin_function_if,
};
#ifndef BUILTIN_FUNC
static
#endif
struct ast_custom_function if_time_function = {
.name = "IFTIME",
.synopsis = "Temporal Conditional: Returns the data following '?' if true else the data following ':'",
.syntax = "IFTIME(<timespec>?[<true>][:<false>])",
.read = builtin_function_iftime,
};